Showing results 1 to 15 out of 15
AstroNote 2025-72
Type: Object/s-Discovery/Classification
Released: 2025-02-28 19:40:22
Classifications of 8 Supernovae During Observing Run Feb 25-26 2025
S. Karthik Yadavalli (Harvard/CfA), Yize Dong (Harvard/CfA), Kaylee de Soto (Harvard/CfA), V. Ashley Villar (Harvard/Cf…
Source Group: YSE
Related Objects:
2025bod
RA, DEC:05:32:14.678, -19:05:26.91
(83.061157, -19.090807)
Redshift:0.07
Type:SN Ia
See object 2025bod
,
2025bvg
RA, DEC:11:33:55.836, +01:38:15.47
(173.482652, 1.637629)
Redshift:0.07
Type:SN Ia
See object 2025bvg
,
2025cdv
RA, DEC:14:10:07.365, -08:42:54.25
(212.530686, -8.715070)
Redshift:0.07
Type:SN Ia
See object 2025cdv
,
2025ceq
RA, DEC:13:50:26.697, +28:20:50.48
(207.611239, 28.347357)
Redshift:0.07
Type:SN Ia
See object 2025ceq
,
2025cnf
RA, DEC:18:19:41.056, +16:50:48.84
(274.921066, 16.846899)
Redshift:
Type:SN Ia
See object 2025cnf
,
2025cbv
RA, DEC:15:17:39.916, +41:05:08.15
(229.416318, 41.085597)
Redshift:0.06
Type:SN Ia
See object 2025cbv
,
2025bzk
RA, DEC:17:00:15.833, +36:13:35.34
(255.065971, 36.226484)
Redshift:0.05
Type:SN Ia
See object 2025bzk
,
2025cfq
RA, DEC:07:37:26.238, +50:50:33.42
(114.359326, 50.842616)
Redshift:
Type:NA/Unknown
See object 2025cfq
Here we report on the classifications of 7 Type Ia supernovae and one transient that only shows blue continuum.
AstroNote 2025-44
Type: Object/s-Discovery/Classification
Released: 2025-01-30 23:42:19
Classification of Bright, Nearby Transients During Jan 23 - 27 2025
S. Karthik Yadavalli (Harvard/CfA), Yize Dong (Harvard/CfA), Kaylee de Soto (Harvard/CfA), V. Ashley Villar (Harvard/Cf…
Source Group: YSE
Keywords: Transient, Supernova, Spectroscopy
Related Objects:
2025gp
RA, DEC:16:32:13.314, +44:24:10.38
(248.055474, 44.402882)
Redshift:0.03
Type:SN Ia
See object 2025gp
,
2025nn
RA, DEC:07:17:39.340, +43:49:03.12
(109.413917, 43.817533)
Redshift:0.05
Type:SN Ia-91bg-like
See object 2025nn
,
2025nz
RA, DEC:17:01:09.867, +20:40:17.61
(255.291113, 20.671558)
Redshift:0.03
Type:SN II
See object 2025nz
,
2025xj
RA, DEC:11:42:09.241, -18:41:04.66
(175.538503, -18.684626)
Redshift:0.05
Type:SN Ia
See object 2025xj
,
2025kx
RA, DEC:02:50:36.160, +07:27:59.53
(42.650665, 7.466535)
Redshift:0.06
Type:SN Ia
See object 2025kx
We report the classifications of 4 Type Ia's and 1 Type II.
AstroNote 2025-21
Type: Announcement-Data Release
Released: 2025-01-14 20:51:28
YSE Gemini Large and Long Program Data Release
Wynn Jacobson-Galán (Caltech), on behalf of the YSE Collaboration
Source Group: YSE
Keywords: Supernova, Surveys, Spectroscopy, Transient, Time-domain
Related Objects:
2020abjq
RA, DEC:01:06:14.630, +03:34:26.08
(16.560958, 3.573911)
Redshift:0.018433
Type:SN II
See object 2020abjq
,
2021aaej
RA, DEC:00:46:20.643, -19:33:30.37
(11.586013, -19.558435)
Redshift:0.09
Type:SN II
See object 2021aaej
,
2021aapa
RA, DEC:04:10:51.020, -09:37:46.01
(62.712584, -9.629446)
Redshift:0.032
Type:SN IIn
See object 2021aapa
,
2021aaqg
RA, DEC:02:25:22.240, -07:50:33.60
(36.342665, -7.842666)
Redshift:0.054
Type:SN Ia-91T-like
See object 2021aaqg
,
2021aaxi
RA, DEC:02:19:57.924, -03:13:25.19
(34.991349, -3.223663)
Redshift:
Type:
See object 2021aaxi
,
2021abam
RA, DEC:01:08:12.256, -19:47:23.87
(17.051066, -19.789964)
Redshift:0.049
Type:SN Ia
See object 2021abam
,
2021abpc
RA, DEC:21:26:03.520, +10:24:21.42
(321.514666, 10.405951)
Redshift:0.096
Type:SN Ia
See object 2021abpc
,
2021abwk
RA, DEC:21:19:14.710, +10:04:16.73
(319.811292, 10.071314)
Redshift:0.087
Type:SN Ia
See object 2021abwk
,
2021abwl
RA, DEC:03:56:15.505, -26:28:49.47
(59.064603, -26.480409)
Redshift:0.15
Type:SN Ia
See object 2021abwl
,
2021accm
RA, DEC:21:17:06.314, -00:42:11.75
(319.276308, -0.703265)
Redshift:0.061
Type:SN Ib
See object 2021accm
,
2021acfc
RA, DEC:02:45:41.566, -00:33:36.27
(41.423190, -0.560075)
Redshift:0.067
Type:SN II
See object 2021acfc
,
2021acfi
RA, DEC:04:08:56.760, -09:02:37.52
(62.236499, -9.043755)
Redshift:0.14
Type:SN Ia
See object 2021acfi
,
2021acfj
RA, DEC:02:25:22.642, -07:50:27.03
(36.344341, -7.840842)
Redshift:0.054
Type:SN Ib
See object 2021acfj
,
2021qvo
RA, DEC:22:08:12.080, +07:07:00.78
(332.050333, 7.116883)
Redshift:0.05
Type:SN Ia
See object 2021qvo
,
2021uvy
RA, DEC:00:29:30.874, +12:06:21.06
(7.378642, 12.105849)
Redshift:0.0944
Type:SN Ib-pec
See object 2021uvy
,
2021vxb
RA, DEC:01:13:11.820, +01:35:42.47
(18.299250, 1.595131)
Redshift:0.24
Type:AGN
See object 2021vxb
,
2021xre
RA, DEC:00:15:07.198, +17:29:55.30
(3.779991, 17.498695)
Redshift:0.06
Type:SN IIn
See object 2021xre
,
2021zfx
RA, DEC:21:09:23.743, +09:45:39.20
(317.348928, 9.760889)
Redshift:0.069
Type:SN Ibn
See object 2021zfx
,
2022aau
RA, DEC:04:45:41.754, -59:14:43.38
(71.423975, -59.245384)
Redshift:0.00444
Type:SN II
See object 2022aau
,
2022abuf
RA, DEC:04:11:02.140, -10:57:45.29
(62.758915, -10.962582)
Redshift:
Type:SN
See object 2022abuf
,
2022acko
RA, DEC:03:19:38.990, -19:23:42.68
(49.912458, -19.395189)
Redshift:0.005264
Type:SN II
See object 2022acko
,
2022acmt
RA, DEC:03:15:55.790, -18:05:06.32
(48.982458, -18.085089)
Redshift:0.045
Type:SN II
See object 2022acmt
,
2022acrp
RA, DEC:07:37:48.223, +66:22:39.92
(114.450929, 66.377754)
Redshift:0.036
Type:AGN
See object 2022acrp
,
2022ann
RA, DEC:10:17:29.658, -02:25:35.45
(154.373574, -2.426513)
Redshift:0.049
Type:SN Icn
See object 2022ann
,
2022btc
RA, DEC:12:56:47.333, +05:53:56.99
(194.197220, 5.899164)
Redshift:0.055
Type:SN IIP
See object 2022btc
,
2022ctn
RA, DEC:15:27:38.600, +09:57:50.34
(231.910832, 9.963983)
Redshift:0.127
Type:SN Ia
See object 2022ctn
,
2022dbp
RA, DEC:11:54:00.319, +19:57:32.21
(178.501328, 19.958949)
Redshift:0.054
Type:SN II
See object 2022dbp
,
2022dml
RA, DEC:16:17:29.120, +14:25:04.62
(244.371333, 14.417950)
Redshift:0.03
Type:SN II
See object 2022dml
,
2022ewh
RA, DEC:11:07:46.255, -46:32:40.73
(166.942730, -46.544647)
Redshift:0
Type:CV
See object 2022ewh
,
2022ewj
RA, DEC:10:46:34.616, +13:45:17.03
(161.644233, 13.754731)
Redshift:0.010134
Type:SN IIP
See object 2022ewj
,
2022fcr
RA, DEC:14:44:54.697, -07:56:47.18
(221.227906, -7.946440)
Redshift:0.117
Type:SN Ia
See object 2022fcr
,
2022ffg
RA, DEC:10:13:48.230, +18:07:38.35
(153.450958, 18.127319)
Redshift:0.012
Type:SN II
See object 2022ffg
,
2022ffv
RA, DEC:03:36:29.715, -35:17:21.59
(54.123815, -35.289330)
Redshift:0.006
Type:SN Ia
See object 2022ffv
,
2022fks
RA, DEC:12:58:31.151, +02:28:36.32
(194.629794, 2.476757)
Redshift:0.064527
Type:SN I
See object 2022fks
,
2022fmg
RA, DEC:12:55:01.544, +02:39:34.07
(193.756433, 2.659465)
Redshift:0.169
Type:SN IIn
See object 2022fmg
,
2022gzg
RA, DEC:12:43:37.526, +01:23:03.78
(190.906359, 1.384383)
Redshift:0.088808
Type:SN Ibn
See object 2022gzg
,
2022hql
RA, DEC:13:48:06.211, +12:04:29.87
(207.025880, 12.074963)
Redshift:0.023
Type:SN II
See object 2022hql
,
2022hss
RA, DEC:12:25:38.390, +07:11:33.00
(186.409958, 7.192500)
Redshift:0.025
Type:SN II
See object 2022hss
,
2022ibv
RA, DEC:10:49:04.160, -29:22:29.68
(162.267333, -29.374911)
Redshift:0.014357
Type:SN II
See object 2022ibv
,
2022jox
RA, DEC:09:57:44.520, -28:30:57.06
(149.435500, -28.515850)
Redshift:0.0088
Type:SN II
See object 2022jox
,
2022mxv
RA, DEC:23:51:05.130, +20:09:08.93
(357.771375, 20.152481)
Redshift:0.014046
Type:SN II
See object 2022mxv
,
2022nce
RA, DEC:02:29:15.438, -22:08:16.47
(37.314326, -22.137908)
Redshift:0.036822
Type:SN II
See object 2022nce
,
2022paw
RA, DEC:11:40:22.035, +13:02:28.57
(175.091811, 13.041271)
Redshift:
Type:
See object 2022paw
,
2022ptl
RA, DEC:00:13:03.097, -24:12:38.34
(3.262903, -24.210651)
Redshift:0.033953
Type:SN II
See object 2022ptl
,
2022tsa
RA, DEC:04:16:27.997, -25:03:25.17
(64.116655, -25.056993)
Redshift:0.041919
Type:SN IIb
See object 2022tsa
,
2022tti
RA, DEC:05:46:06.652, -25:24:46.76
(86.527718, -25.412988)
Redshift:0.045
Type:SN II
See object 2022tti
,
2022vov
RA, DEC:02:46:50.660, -00:53:52.14
(41.711083, -0.897815)
Redshift:0.0375
Type:SN II
See object 2022vov
,
2022wbc
RA, DEC:22:07:58.791, +07:08:07.43
(331.994962, 7.135396)
Redshift:0.046412
Type:SN Ia
See object 2022wbc
,
2022wpo
RA, DEC:04:13:03.660, -12:24:44.09
(63.265252, -12.412248)
Redshift:0.15
Type:SN Ia
See object 2022wpo
,
2022xgg
RA, DEC:17:24:16.007, +03:20:20.15
(261.066695, 3.338931)
Redshift:0
Type:CV
See object 2022xgg
,
2022xxf
RA, DEC:11:30:05.940, +09:16:57.37
(172.524751, 9.282604)
Redshift:0.003
Type:SN Ic-BL
See object 2022xxf
,
2022zim
RA, DEC:00:25:06.945, +20:22:54.96
(6.278939, 20.381934)
Redshift:
Type:SN
See object 2022zim
,
2023aaif
RA, DEC:12:30:55.251, +03:29:29.53
(187.730212, 3.491535)
Redshift:0.0174260009
Type:SN Ic
See object 2023aaif
,
2023abi
RA, DEC:12:22:05.428, +13:18:51.65
(185.522617, 13.314346)
Redshift:0.092
Type:SN IIn
See object 2023abi
,
2023avk
RA, DEC:14:40:41.469, +13:28:43.93
(220.172789, 13.478870)
Redshift:0.03
Type:SN IIP
See object 2023avk
,
2023dwg
RA, DEC:14:28:07.250, +07:04:14.65
(217.030207, 7.070737)
Redshift:0.06
Type:SN Ic
See object 2023dwg
,
2023hrq
RA, DEC:13:00:06.993, +27:52:37.70
(195.029136, 27.877138)
Redshift:0.21
Type:SN II
See object 2023hrq
,
2023iew
RA, DEC:16:20:00.884, +20:30:20.86
(245.003685, 20.505795)
Redshift:0.036
Type:SN II
See object 2023iew
,
2023iks
RA, DEC:17:35:12.750, +06:46:28.55
(263.803126, 6.774599)
Redshift:0.04
Type:SN Ia
See object 2023iks
,
2024bhx
RA, DEC:12:24:00.710, +07:46:39.06
(186.002957, 7.777518)
Redshift:0.076
Type:SN Ia
See object 2024bhx
,
2024bsa
RA, DEC:14:12:36.137, +11:51:50.09
(213.150569, 11.863914)
Redshift:0.096358
Type:SN Ia
See object 2024bsa
,
2024chx
RA, DEC:09:54:28.510, -18:38:10.86
(148.618792, -18.636350)
Redshift:0.012602
Type:SN II
See object 2024chx
,
2024esh
RA, DEC:15:38:21.808, +12:12:22.52
(234.590865, 12.206257)
Redshift:0.035
Type:SN Ia
See object 2024esh
,
2024fff
RA, DEC:10:05:47.121, -17:25:37.99
(151.446336, -17.427219)
Redshift:0.016598
Type:Impostor-SN
See object 2024fff
,
2024ffz
RA, DEC:15:29:57.568, +07:26:40.43
(232.489868, 7.444564)
Redshift:0.0447
Type:SN Ia
See object 2024ffz
,
2024ggi
RA, DEC:11:18:22.087, -32:50:15.27
(169.592031, -32.837576)
Redshift:0.002435
Type:SN II
See object 2024ggi
,
2024irz
RA, DEC:14:42:10.955, +12:56:33.30
(220.545646, 12.942584)
Redshift:0.0281569995
Type:SN II
See object 2024irz
,
2024lap
RA, DEC:12:31:08.921, +03:07:58.59
(187.787169, 3.132941)
Redshift:0.081
Type:SN II
See object 2024lap
,
2024ldn
RA, DEC:15:52:59.939, +06:04:49.35
(238.249747, 6.080374)
Redshift:0.0333
Type:SN Ia
See object 2024ldn
,
2024lxo
RA, DEC:14:13:20.500, +06:15:06.94
(213.335418, 6.251927)
Redshift:0.08
Type:SN Ia
See object 2024lxo
,
2024mmm
RA, DEC:22:32:07.127, +00:01:40.80
(338.029697, 0.028000)
Redshift:0.038
Type:SN II
See object 2024mmm
,
2024mxq
RA, DEC:14:44:05.831, +09:16:47.48
(221.024294, 9.279855)
Redshift:0.03106
Type:SN II
See object 2024mxq
,
2024uj
RA, DEC:11:07:49.060, -20:01:34.25
(166.954417, -20.026181)
Redshift:0.013
Type:SN Ib-Ca-rich
See object 2024uj
The Young Supernova Experiment (YSE) collaboration reports the results and data products from the completed Gemini Large and Long Program (LP-204) entitled "A Spectroscopically Complete Census of Fai…
AstroNote 2024-375
Type: Object/s-Discovery/Classification
Released: 2024-12-17 18:04:10
Type IIn classification for the long-duration SN 2020jfv
Alexander Gagliano (Harvard/CfA), on behalf of the Young Supernova Experiment: Conor Ransome (Harvard/CfA), Yize Dong (…
Source Group: YSE
Keywords: Supernova, Spectroscopy, Optical
Related Objects:
2020jfv
RA, DEC:23:06:35.750, +00:36:43.60
(346.648958, 0.612111)
Redshift:0.01709
Type:SN IIb
See object 2020jfv
We report the transformation of the SN IIb 2020jfv to an SN IIn. A public classification of IIb and a redshift of z=0.01709 was reported from an SEDM spectrum obtained on 2020-06-20T10:36:21, in whic…
AstroNote 2024-67
Type: Object/s-Discovery/Classification
Released: 2024-03-07 17:50:44
Serendipitous Discovery of Optical Transient with GMOS
Wynn Jacobson-Galán (UC Berkeley), Charlie Kilpatrick (Northwestern University)
Source Group: YSE
Keywords: Photometry, Transient
Related Objects:
2024dzc
RA, DEC:03:24:21.750, -21:33:33.16
(51.090625, -21.559211)
Redshift:
Type:
See object 2024dzc
We report the serendipitous discovery of an optical transient in NGC 1325 using Gemini GMOS-S.
AstroNote 2024-5
Type: Object/s-Discovery/Classification
Released: 2024-01-04 18:33:49
YSE Spectroscopic Classification of Transients with GMOS
Wynn Jacobson-Galán (UCB), Charlotte Angus (QUB), Ryan Foley, Kyle Davis (UCSC), on behalf of the YSE collaboration
Source Group: YSE
Keywords: Spectroscopy, Transient, Supernova, Optical
Related Objects:
2024fa [PS24ca]
RA, DEC:02:25:01.360, -24:47:12.88
(36.255667, -24.786911)
Redshift:0.01
Type:SN II
See object 2024fa [PS24ca]
The Young Supernova Experiment (YSE) collaboration reports the classification of 1 optical transient using the Gemini GMOS-N: 1 type II supernova within days of explosion.
AstroNote 2024-4
Type: Object/s-Discovery/Classification
Released: 2024-01-03 20:32:51
YSE Spectroscopic Classification of Transients with GMOS
Wynn Jacobson-Galán (UCB), J. Gillanders, S. J. Smartt, S. Srivastav, H. Stevance (Oxford), M. Fulton, M. Nicholl, K. W…
Source Group: YSE
Keywords: Transient, Supernova, Spectroscopy, Optical
Related Objects:
2023abbd
RA, DEC:23:02:53.530, +26:01:35.83
(345.723042, 26.026619)
Redshift:0.042
Type:SN Ibn
See object 2023abbd
The Young Supernova Experiment (YSE) collaboration reports the classification of 1 optical transient using the Gemini GMOS-N: 1 type Ibn supernova.
AstroNote 2021-184
Type: Object/s-Discovery/Classification
Released: 2021-07-02 11:30:01
Spectroscopic Classifications of Optical Transients with the SOAR telescope
G. Dimitriadis (TCD), R. J. Foley (UCSC), G. Terreran (Northwestern), C. R. Angus, (DARK)
Source Group: YSE
Keywords: Supernova, Transient, Optical, Spectroscopy
Related Objects:
2021qwm [ZTF21abdxhgv]
RA, DEC:15:18:25.732, +28:26:04.17
(229.607215, 28.434492)
Redshift:0.07
Type:SN Ib/c
See object 2021qwm [ZTF21abdxhgv]
,
2021rem [PS21gti]
RA, DEC:15:19:47.730, +13:41:15.40
(229.948875, 13.687611)
Redshift:0.03
Type:SN II
See object 2021rem [PS21gti]
,
2021qdl [ZTF21abbmcqq]
RA, DEC:16:46:40.728, -20:54:23.80
(251.669699, -20.906612)
Redshift:0
Type:
See object 2021qdl [ZTF21abbmcqq]
,
2021qes [PS21fyk]
RA, DEC:21:14:32.785, -01:11:46.57
(318.636604, -1.196269)
Redshift:0.04
Type:SN II
See object 2021qes [PS21fyk]
,
2021qzp [ATLAS21ztj]
RA, DEC:00:47:35.640, -20:25:40.15
(11.898500, -20.427819)
Redshift:0.02
Type:SN Ib/c
See object 2021qzp [ATLAS21ztj]
,
2021qxu [ZTF21abiacmi]
RA, DEC:00:31:29.370, +17:23:00.02
(7.872375, 17.383339)
Redshift:0.038
Type:SN Ia
See object 2021qxu [ZTF21abiacmi]
,
2021qua [PS21gpj]
RA, DEC:21:26:59.466, +10:07:43.06
(321.747775, 10.128629)
Redshift:0.071
Type:SN Ia-91T-like
See object 2021qua [PS21gpj]
,
2021rgs [ATLAS21zvz]
RA, DEC:12:19:38.969, +11:59:51.34
(184.912371, 11.997595)
Redshift:0.064
Type:SN Ia
See object 2021rgs [ATLAS21zvz]
We report spectroscopic classifications of 8 optical transients, including 3 SNe Ia, 2 SNe II, 2 SNe I b/c and one galactic microlensing event.
AstroNote 2021-178
Type: Object/s-Discovery/Classification
Released: 2021-06-24 18:26:24
Young Supernova Experiment Classifications of Optical Transients
C. R. Angus, (DARK), C. Rojas-Bravo (UCSC), W. Jacobson-Galán, L. DeMarchi (Northwestern), L. Izzo (DARK)
Source Group: YSE
Keywords: Supernova, Transient, Optical, Spectroscopy
Related Objects:
2021qvv [ATLAS21zra]
RA, DEC:12:28:02.920, +09:48:10.26
(187.012167, 9.802850)
Redshift:0.001825
Type:SN Ia-91bg-like
See object 2021qvv [ATLAS21zra]
,
2021qvo [ATLAS21zqb]
RA, DEC:22:08:12.080, +07:07:00.78
(332.050333, 7.116883)
Redshift:0.05
Type:SN Ia
See object 2021qvo [ATLAS21zqb]
,
2021qbc
RA, DEC:19:30:02.610, +35:02:46.72
(292.510875, 35.046311)
Redshift:0.046
Type:SN II-pec
See object 2021qbc
,
2021qiu [ZTF21abhhrpj]
RA, DEC:21:45:50.082, +15:11:01.41
(326.458676, 15.183724)
Redshift:0.029169499874115
Type:SN II
See object 2021qiu [ZTF21abhhrpj]
Related Notes:
2021-173
2021-1782021-06-15 09:19:11
Title: Spectroscopic Classification of Optical Transients with the Lick Shane Telescope
Authors: M. R. Siebert, K. Taggart, R. J. Foley (UCSC)
Source Group: UCSC
We report spectroscopic classifications of 4 optical transients (2 SNe Ia and 2 SNe II), including a young SN Ia at 15Mpc.
AstroNote 2021-130
Type: Object/s-Discovery/Classification
Released: 2021-04-20 06:50:13
Spectroscopic Classifications of Optical Transients with SOAR
G. Dimitriadis, R.J. Foley (UCSC), C. R. Angus (DARK)
Source Group: YSE
Keywords: Supernova, Transient, Optical, Spectroscopy
Related Objects:
2021iok [PS21cwu]
RA, DEC:15:07:33.050, -12:12:52.87
(226.887706, -12.214685)
Redshift:0.128
Type:SN Ia
See object 2021iok [PS21cwu]
,
2021frk [PS21bry]
RA, DEC:12:39:21.612, -00:24:51.75
(189.840051, -0.414374)
Redshift:0.132
Type:SN Ia
See object 2021frk [PS21bry]
,
2021ipj [ATLAS21lay]
RA, DEC:10:59:47.720, -07:00:27.79
(164.948833, -7.007719)
Redshift:0.11
Type:SN Ia-91T-like
See object 2021ipj [ATLAS21lay]
,
2021kcc [PS21dje]
RA, DEC:12:56:07.943, -04:57:38.17
(194.033094, -4.960602)
Redshift:0.18
Type:SN Ia
See object 2021kcc [PS21dje]
We report spectroscopic classifications of three SNe-Ia and one 91T-like event.
AstroNote 2021-112
Type: Object/s-Discovery/Classification
Released: 2021-04-05 16:22:30
YSE Spectroscopic Classifications of Optical Transients
G. Dimitriadis, M. R. Siebert (UCSC), C. R. Angus, L. Izzo (DARK, U Copenhagen), L. DeMarchi , C. D. Kilpatrick (Northw…
Source Group: YSE
Keywords: Supernova, Transient, Optical, Spectroscopy
Related Objects:
2021hca [PS21cku]
RA, DEC:11:20:46.849, +14:12:16.04
(170.195205, 14.204456)
Redshift:0.13
Type:SN Ia
See object 2021hca [PS21cku]
,
2021gfv [ZTF21aaptmqr]
RA, DEC:15:43:22.055, +12:57:36.09
(235.841894, 12.960026)
Redshift:0.111
Type:SN Ia
See object 2021gfv [ZTF21aaptmqr]
,
2021hol [ZTF21aarcldd]
RA, DEC:14:37:05.879, +34:37:59.06
(219.274496, 34.633072)
Redshift:0.084
Type:SN Ia
See object 2021hol [ZTF21aarcldd]
We report spectroscopic classifications of three SNe Ia.
AstroNote 2021-109
Type: Object/s-Discovery/Classification
Released: 2021-04-04 14:52:50
YSE Spectroscopic Classifications of Optical Transients with the NOT
C. R. Angus (DARK, U Copenhagen), C. Rojas-Bravo, R. J. Foley (UC Santa Cruz)
Source Group: YSE
Keywords: Transient, Supernova, Optical, Spectroscopy
Related Objects:
2021gyh [ZTF21aaqprjz]
RA, DEC:13:03:51.866, -03:27:06.31
(195.966110, -3.451754)
Redshift:0.08
Type:SN Ia
See object 2021gyh [ZTF21aaqprjz]
,
2021hlp [ZTF21aardybv]
RA, DEC:10:33:40.940, -03:42:23.98
(158.420583, -3.706661)
Redshift:0.065
Type:SN Ia
See object 2021hlp [ZTF21aardybv]
,
2021fsb [PS21bsq]
RA, DEC:10:20:56.665, -00:22:25.25
(155.236104, -0.373679)
Redshift:0.0535
Type:SN IIb
See object 2021fsb [PS21bsq]
We report spectroscopic classifications of 3 optical transients, including two SNe Ia and one SN IIb.
AstroNote 2021-95
Type: Object/s-Discovery/Classification
Released: 2021-03-21 19:24:21
Spectroscopic Classifications of Optical Transients with the SOAR telescope
G. Dimitriadis, M. R. Siebert (UCSC), L. DeMarchi , C. D. Kilpatrick (Northwestern), C. R. Angus, L. Izzo (DARK, U Cope…
Source Group: YSE
Keywords: Supernova, Transient, Optical, Spectroscopy
Related Objects:
2021fom [ZTF21aaprgdh]
RA, DEC:12:59:12.072, -04:12:14.44
(194.800301, -4.204012)
Redshift:0.09
Type:SN Ia
See object 2021fom [ZTF21aaprgdh]
We report spectroscopic classification of AT2021fom as a SN Ia.
AstroNote 2020-128
Type: Object/s-Discovery/Classification
Released: 2020-06-26 16:22:07
Young Supernova Experiment classifications
C. R. Angus, K. Auchettl, J. Hjorth, L. Izzo (DARK), D. French (Carnegie), R. Foley (UCSC)
Source Group: YSE
Keywords: Supernova, Optical, TDE, Time-domain
Related Objects:
2020mks [ZTF20abekcdt]
RA, DEC:15:45:49.215, +19:41:04.80
(236.455062, 19.684667)
Redshift:0.049
Type:SN II
See object 2020mks [ZTF20abekcdt]
,
2020lbh [PS20dlu]
RA, DEC:13:43:25.011, +35:11:02.78
(205.854210, 35.184105)
Redshift:0.015
Type:SN Ic
See object 2020lbh [PS20dlu]
,
2020neh [PS20elo]
RA, DEC:15:21:20.090, +14:04:10.52
(230.333708, 14.069589)
Redshift:0.062
Type:TDE
See object 2020neh [PS20elo]
We report the spectroscopic classification/s of 1 Type II and 1 Type Ic. We also report AT2020neh, which is a fast rising blue transient located in an apparently low mass host at z=0.062. The spectru…
AstroNote 2019-148
Type: Announcement-Campaign/Survey
Released: 2019-12-05 17:28:53
The Young Supernova Experiment - Survey Announcement and First Discoveries
D. O. Jones (UC Santa Cruz), K. D. French (Carnegie, Illinois), A. Agnello, C. R. Angus, Z. Ansari, N. Arendse, C. Gall…
Source Group: YSE
Keywords: Surveys, Photometry, Transient, Supernova, Optical
Related Objects:
2019wbv
RA, DEC:08:58:45.393, -04:33:56.23
(134.689137, -4.565621)
Redshift:
Type:
See object 2019wbv
,
2019wbw
RA, DEC:10:02:43.193, -08:38:29.13
(150.679971, -8.641425)
Redshift:
Type:
See object 2019wbw
,
2019wby
RA, DEC:07:37:09.812, +42:12:20.68
(114.290882, 42.205745)
Redshift:
Type:
See object 2019wby
,
2019wbz
RA, DEC:08:55:18.513, -04:20:19.79
(133.827137, -4.338830)
Redshift:
Type:
See object 2019wbz
,
2019wcb
RA, DEC:07:38:00.772, +39:42:26.76
(114.503218, 39.707434)
Redshift:
Type:
See object 2019wcb
,
2019wcc
RA, DEC:07:29:36.088, +42:06:29.41
(112.400365, 42.108170)
Redshift:
Type:
See object 2019wcc
We report the start of the Young Supernova Experiment, a new collaboration between DARK (U Copenhagen; PIs Hjorth and Ramirez-Ruiz), UC Santa Cruz (PIs Foley and Ramirez-Ruiz), U Illinois (PIs French…

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